package extend;

/**
 * @author : DuJiabao
 * @Date : 2021/3/11 15:34
 * @Project : java_learning
 * @File : null.java
 * @Desc :
 */
public class Student extends Person {
  static {
    System.out.println("B1");
  }

  public Student() {
    System.out.println("B2");
  }
}
